<template>
  <el-dialog
    :title="upload.title"
    :visible.sync="upload.open"
    width="400px"
    append-to-body
  >
    <el-upload
      ref="upload"
      :limit="1"
      accept=".xlsx, .xls"
      :headers="upload.headers"
      :action="upload.url + '?updateSupport=' + upload.updateSupport"
      :disabled="upload.isUploading"
      :on-progress="handleFileUploadProgress"
      :on-success="handleFileSuccess"
      :auto-upload="false"
      drag
    >
      <i class="el-icon-upload"></i>
      <div class="el-upload__text">
        将文件拖到此处，或
        <em>点击上传</em>
      </div>
      <div slot="tip" class="el-upload__tip text-center">
        <div slot="tip" class="el-upload__tip">
          <el-checkbox v-model="upload.updateSupport" />
          是否更新已经存在的用户数据
        </div>
        <span>仅允许导入xls、xlsx格式文件。</span>
        <el-link
          type="primary"
          :underline="false"
          style="font-size: 12px; vertical-align: baseline"
          @click="importTemplate"
        >
          下载模板
        </el-link>
      </div>
    </el-upload>
    <div slot="footer" class="dialog-footer">
      <el-button type="primary" @click="submitFileForm">确 定</el-button>
      <el-button @click="upload.open = false">取 消</el-button>
    </div>
  </el-dialog>
</template>

<script>
  // import { getToken } from "@/utils/auth";
  export default {
    data () {
      return {
        // 用户导入参数
        upload: {
          // 是否显示弹出层（用户导入）
          open: false,
          // 弹出层标题（用户导入）
          title: '医生导入',
          // 是否禁用上传
          isUploading: false,
          // 是否更新已经存在的用户数据
          updateSupport: 0,
          // 设置上传的请求头部  + getToken()
          headers: { Authorization: 'Bearer ' },
          // 上传的地址
          url:
            process.env.VUE_APP_BASE_API +
            '/personnelManagementController/importData',
        },
        downloadUrl: 'personnelManagementController/importTemplate',
      }
    },
    methods: {
      onOpen () {
        this.upload.open = true
      },

      handleClose () {
        this.upload.open = false
      },

      /** 导出按钮操作 */
      handleExport () {
        this.download(
          'system/user/export',
          {
            ...this.queryParams,
          },
          `user_${new Date().getTime()}.xlsx`
        )
      },
      /** 导入按钮操作 */
      handleImport (title, downloadUrl, uploadUrl) {
        title ? (this.upload.title = title) : ''
        uploadUrl
          ? (this.upload.url = process.env.VUE_APP_BASE_API + uploadUrl)
          : ''
        downloadUrl ? (this.downloadUrl = downloadUrl) : ''
        this.upload.open = true
      },
      /** 下载模板操作 */
      importTemplate () {
        //this.download('system/user/importTemplate', {
        this.download(
          this.downloadUrl,
          {},
          `user_template_${new Date().getTime()}.xlsx`
        )
      },
      // 文件上传中处理
      handleFileUploadProgress (event, file, fileList) {
        this.upload.isUploading = true
      },
      // 文件上传成功处理
      handleFileSuccess (response, file, fileList) {
        let that = this
        this.upload.open = false
        this.upload.isUploading = false
        this.$refs.upload.clearFiles()
        this.$alert(
          "<div style='overflow: auto;overflow-x: hidden;max-height: 70vh;padding: 10px 20px 0;'>" +
            response.msg +
            '</div>',
          '导入结果',
          { dangerouslyUseHTMLString: true }
        )
        that.$emit('load')
      },
      // 提交上传文件
      submitFileForm () {
        this.$refs.upload.submit()
      },
    },
  }
</script>
